Finding the Fourth Proportional to 131,032,508.49, 196,548,828.35 and 44,771,760.99
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Solution
The fourth proportional to 131,032,508.49, 196,548,828.35 and 44,771,760.99 is: 67,157,663.90
Step by Step Solution
- Step 1: Write the proportion equation
131,032,508.49 : 196,548,828.35 = 44,771,760.99 : x - Step 2: Convert to fraction form
131,032,508.49/196,548,828.35 = 44,771,760.99/x - Step 3: Cross multiply
131,032,508.49x = 196,548,828.35 × 44,771,760.99 - Step 4: Simplify right side
131,032,508.49x = 8,799,837,165,526,878 - Step 5: Solve for x
x = 8,799,837,165,526,878/131,032,508.49 - Step 6: Final answer
x = 67,157,663.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.